Finding the Fourth Proportional to 201,466,217.20, 302,199,325.80 and 55,899,497.20
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Solution
The fourth proportional to 201,466,217.20, 302,199,325.80 and 55,899,497.20 is: 83,849,245.80
Step by Step Solution
- Step 1: Write the proportion equation
201,466,217.20 : 302,199,325.80 = 55,899,497.20 : x - Step 2: Convert to fraction form
201,466,217.20/302,199,325.80 = 55,899,497.20/x - Step 3: Cross multiply
201,466,217.20x = 302,199,325.80 × 55,899,497.20 - Step 4: Simplify right side
201,466,217.20x = 16,892,790,366,398,990 - Step 5: Solve for x
x = 16,892,790,366,398,990/201,466,217.20 - Step 6: Final answer
x = 83,849,245.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.